To structure this portion of the note, you can use another mnemonic: OLD CHARTS, as in what would you find if you looked at the patient's old chart. 1  Onset. 2  Location. 3  Duration. 4  CHaracter (sharp, dull, etc) 5  Alleviating/Aggravating factors. 6  Radiation. 7  Temporal pattern (every morning, all day, etc) 8  Symptoms associated.
Rat urine poses such a significant health risk that Abolish Pest Control recommends the use of biohazard suits, complete with gloves and respirators, when removing it. Waste removal experts focus on attics as the main nesting area, using vacuum cleaners equipped with special filters.
Toxicological Effects: 1  Acute toxicity: Atrazine is slightly to moderately toxic to humans and other animals. 2  Chronic toxicity: Some 40% of rats receiving oral doses of 20 mg/kg/day for 6 months died with signs of respiratory distress and paralysis of the limbs.